3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ["\\"]; $b = ["6"]; echo $a[0] ^ $b[0];

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0130.00318.43
8.3.50.0150.00017.91
8.3.40.0090.00918.69
8.3.30.0110.00418.67
8.3.20.0040.00420.22
8.3.10.0040.00420.86
8.3.00.0050.00320.30
8.2.180.0100.01016.38
8.2.170.0130.01022.96
8.2.160.0100.01020.40
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0050.00321.11
8.2.120.0040.00426.35
8.2.110.0040.00419.27
8.2.100.0080.00417.72
8.2.90.0000.00919.20
8.2.80.0030.00617.97
8.2.70.0080.00017.50
8.2.60.0000.00817.91
8.2.50.0030.00618.22
8.2.40.0000.00720.48
8.2.30.0040.00419.30
8.2.20.0000.00718.13
8.2.10.0040.00417.95
8.2.00.0000.00717.92
8.1.270.0030.00623.96
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0000.00921.18
8.1.230.0070.00422.19
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0040.00417.35
8.1.190.0030.00517.12
8.1.180.0110.00018.10
8.1.170.0070.00018.65
8.1.160.0080.00018.74
8.1.150.0050.00220.27
8.1.140.0040.00419.49
8.1.130.0030.00318.85
8.1.120.0000.00717.43
8.1.110.0000.00817.39
8.1.100.0030.00817.35
8.1.90.0030.00517.41
8.1.80.0020.00517.38
8.1.70.0040.00417.37
8.1.60.0030.00617.55
8.1.50.0070.00017.47
8.1.40.0030.00517.32
8.1.30.0050.00317.51
8.1.20.0070.00017.56
8.1.10.0000.00717.61
8.1.00.0040.00417.35
8.0.300.0060.00318.77
8.0.290.0070.00016.75
8.0.280.0070.00418.43
8.0.270.0030.00317.26
8.0.260.0030.00318.95
8.0.250.0030.00317.01
8.0.240.0030.00616.87
8.0.230.0000.00716.82
8.0.220.0030.00316.88
8.0.210.0000.00716.80
8.0.200.0000.00716.96
8.0.190.0000.00816.93
8.0.180.0000.00716.79
8.0.170.0100.00016.95
8.0.160.0070.00016.87
8.0.150.0000.00716.65
8.0.140.0040.00416.79
8.0.130.0030.00313.29
8.0.120.0000.00816.77
8.0.110.0030.00516.79
8.0.100.0020.00516.67
8.0.90.0040.00416.67
8.0.80.0070.01016.85
8.0.70.0020.00516.64
8.0.60.0040.00416.80
8.0.50.0000.00716.69
8.0.30.0100.01317.17
8.0.20.0100.00817.40
8.0.10.0000.00716.83
8.0.00.0100.00716.53
7.4.330.0000.00515.55
7.4.320.0030.00316.42
7.4.300.0030.00316.45
7.4.290.0060.00016.47
7.4.280.0000.00716.48
7.4.270.0030.00316.50
7.4.260.0080.00016.51
7.4.250.0050.00316.47
7.4.240.0000.00716.58
7.4.230.0000.00716.32
7.4.220.0030.02016.54
7.4.210.0090.00616.49
7.4.200.0050.00316.63
7.4.160.0100.01016.34
7.4.150.0120.00617.40
7.4.140.0090.00717.86
7.4.130.0100.00716.50
7.4.120.0070.01116.44
7.4.110.0070.01016.40
7.4.100.0030.01416.43
7.4.90.0130.00316.48
7.4.80.0150.00319.39
7.4.70.0090.00616.59
7.4.60.0130.00316.37
7.4.50.0100.00316.52
7.4.40.0060.01116.71
7.4.30.0070.01016.49
7.4.00.0050.01114.78
7.3.330.0030.00313.09
7.3.320.0020.00213.23
7.3.310.0050.00216.25
7.3.300.0060.00016.34
7.3.290.0060.00816.21
7.3.280.0100.00716.18
7.3.270.0090.00917.40
7.3.260.0120.00816.52
7.3.250.0110.01016.31
7.3.240.0100.00716.32
7.3.230.0110.00516.40
7.3.210.0080.00816.27
7.3.200.0190.00316.22
7.3.190.0040.01216.48
7.3.180.0120.00316.36
7.3.170.0140.00316.24
7.3.160.0040.01216.14
7.3.120.0000.01714.65
7.3.110.0070.00714.63
7.3.100.0070.01014.90
7.3.90.0070.01014.75
7.3.80.0000.00914.73
7.3.70.0090.00014.58
7.3.60.0000.01114.77
7.3.50.0030.00614.71
7.3.40.0100.00314.77
7.3.30.0030.01614.45
7.3.20.0110.00416.64
7.3.10.0050.00816.66
7.3.00.0060.00816.73
7.2.330.0130.00716.54
7.2.320.0100.01416.47
7.2.310.0090.00616.41
7.2.300.0100.01016.72
7.2.290.0060.01216.77
7.2.250.0090.01215.27
7.2.240.0070.01314.71
7.2.230.0060.00815.16
7.2.220.0040.01214.88
7.2.210.0030.01015.19
7.2.200.0000.00914.84
7.2.190.0090.00614.99
7.2.180.0070.00714.71
7.2.170.0110.00614.81
7.2.130.0000.01316.86
7.2.120.0030.00616.79
7.2.110.0000.01416.71
7.2.100.0060.00316.88
7.2.90.0090.00617.04
7.2.80.0060.01216.72
7.2.70.0100.00316.89
7.2.60.0050.00716.78
7.2.50.0090.00616.74
7.2.40.0040.01116.90
7.2.30.0000.01516.76
7.2.20.0070.01017.06
7.2.10.0030.01016.69
7.2.00.0080.00416.88
7.1.330.0060.00915.72
7.1.320.0090.00915.56
7.1.310.0100.00615.66
7.1.300.0090.00615.64
7.1.290.0060.00615.58
7.1.280.0030.00715.48
7.1.270.0000.01415.93
7.1.260.0040.00715.83
7.1.250.0000.00715.49
7.1.200.0070.00715.79
7.1.80.0070.00718.04
7.1.70.0040.00917.03
7.1.60.0120.01935.07
7.1.50.0150.01234.89
7.1.40.0110.01534.54
7.1.30.0190.01332.41
7.1.20.0230.01032.74
7.1.10.0080.00516.61
7.1.00.0250.00015.05
7.0.200.0030.00916.69
7.0.190.0060.00616.82
7.0.180.0060.00616.26
7.0.170.0030.00916.05
7.0.160.0170.00314.50
7.0.150.0120.00916.07
7.0.140.0120.00016.28
7.0.130.0080.00316.57
7.0.120.0180.00714.61
7.0.110.0130.01014.35
7.0.100.0090.00316.35
7.0.90.0060.00616.30
7.0.80.0030.01416.21
7.0.70.0290.00916.18
7.0.60.0220.01114.36
7.0.50.0120.00016.25
7.0.40.0100.00316.55
7.0.30.0170.01014.55
7.0.20.0140.01014.50
7.0.10.0170.00714.33
7.0.00.0190.01014.50

preferences:
58.16 ms | 400 KiB | 5 Q